CN217574854U

CN217574854U - Wheel driving mechanism capable of being clutched

Info

Publication number: CN217574854U
Application number: CN202221724385.2U
Authority: CN
Inventors: 朱立; 闫远方; 徐宝华; 丛茂彬; 刘峰
Original assignee: Yangzhou Huiqiao Heavy Industry Technology Co ltd; Jiangsu Xingou Intelligent Manufacturing Technology Co ltd
Current assignee: Yangzhou Huiqiao Heavy Industry Technology Co ltd; Jiangsu Xingou Intelligent Manufacturing Technology Co ltd
Priority date: 2022-07-06
Filing date: 2022-07-06
Publication date: 2022-10-14
Anticipated expiration: 2032-07-06

Abstract

The utility model discloses a but wheel drive mechanism of separation and reunion relates to walking platform truck technical field, and when the platform truck of walking by oneself for solving current adopts the traction mode walking, the wheel need drive speed reducer, the reverse transmission of motor, and greatly increased transmission resistance drives speed reducer and motor and damages easily, influences life's problem. The cylinder connecting bracket is arranged outside the output end of the driving speed reducer; a clutch mounted inside the cylinder connecting bracket; the output end of the driving speed reducer is in transmission connection with the wheel shaft through a coupler; a first bearing seat is installed at the joint of the wheel shaft and the cylinder connecting support, a second bearing seat is installed at one end of the wheel shaft, and self-aligning roller bearings are installed inside the first bearing seat and the second bearing seat.

Description

Wheel driving mechanism capable of being clutched

Technical Field

The utility model relates to a walking platform truck technical field specifically is a wheel actuating mechanism that can separate and reunion.

Background

The walking trolley is a device which runs by depending on a motor-driven speed reducer so as to drive wheels to run by wheel shafts and realize automatic advancing, and mainly comprises a frame, a driving speed reducer, a motor and driving wheels.

However, when the existing self-walking trolley walks in a traction mode, the wheels need to drive the speed reducer and the motor to reversely drive, so that the transmission resistance is greatly increased, the driving speed reducer and the motor are easy to damage, and the service life is influenced; we have therefore proposed a clutchable wheel drive mechanism to address the problems set out above.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a but wheel drive mechanism of separation and reunion to solve the present platform truck of walking by oneself that proposes in the above-mentioned background art when adopting the traction mode walking, the wheel need drive speed reducer, the reverse transmission of motor, greatly increased transmission resistance, drive speed reducer and motor damage easily, influence life's problem.

In order to achieve the above object, the utility model provides a following technical scheme: a wheel driving mechanism capable of being clutched comprises a driving speed reducer, wherein a wheel shaft is mounted at the output end of the driving speed reducer, and a driving wheel is mounted on the outer wall of the wheel shaft;

further comprising:

the cylinder connecting bracket is arranged outside the output end of the driving speed reducer;

a clutch mounted inside the cylinder connecting bracket.

Preferably, the output end of the driving speed reducer is in transmission connection with the wheel shaft through a coupler.

Preferably, a first bearing seat is installed at the joint of the wheel shaft and the cylinder connecting support, a second bearing seat is installed at one end of the wheel shaft, and self-aligning roller bearings are installed inside the first bearing seat and the second bearing seat.

Preferably, flanges are arranged on one sides of the wheel shaft and the first bearing seat, the flange on the first bearing seat is connected with the cylinder connecting support through a flange, and the flange on the wheel shaft is connected with the output end of the driving speed reducer through a clutch.

Preferably, a wheel frame is arranged outside the driving wheel, the wheel frame is in threaded connection with the first bearing seat and the second bearing seat through screws, and two sides of the wheel frame are provided with protection plates.

Preferably, a cast steel tread is welded to an outer wall of the driving wheel, and a heat treatment layer is provided on the outer wall of the cast steel tread.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses a speed reducer output shaft passes through the clutch with the wheel flange and is connected, when walking platform truck adoption was independently marchd, then the clutch closed, it walks to drive the platform truck walking by motor direct drive wheel, when the platform truck pulls the removal, then when the clutch separates, avoid driving the speed reducer and cause the influence, make the platform truck can pull the walking smoothly, the resistance that current platform truck pulls and need overcome to drive the reverse transmission of speed reducer and bring has been solved, greatly increased pulls the resistance, especially, pull the start-up stage, can cause drive mechanism overload alarm, lose the servo pulse signal even, greatly reduced pulls the problem of the precision of walking.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic side view of the present invention;

FIG. 3 is a partial enlarged view of the point A of the present invention;

in the figure: 1. driving a speed reducer; 2. the cylinder is connected with the bracket; 3. a coupling; 4. a wheel shaft; 5. a clutch; 6. a first bearing housing; 7. a flange plate; 8. a second bearing housing; 9. a wheel frame; 10. a protection plate; 11. driving the wheels; 111. casting steel tread; 112. heat treating the layer; 12. self-aligning roller bearing.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-3, the present invention provides an embodiment: a separable wheel driving mechanism comprises a driving speed reducer 1, wherein a wheel shaft 4 is arranged at the output end of the driving speed reducer 1, and a driving wheel 11 is arranged on the outer wall of the wheel shaft 4;

further comprising:

a cylinder connecting bracket 2 which is installed outside the output end of the driving speed reducer 1;

and a clutch 5 installed inside the cylinder connecting bracket 2.

Referring to fig. 1, the output end of the driving speed reducer 1 is in transmission connection with the wheel shaft 4 through the coupler 3, and the coupler 3 can prevent the wheel shaft 4 from bearing an excessive load, so that a good overload protection effect is achieved.

Referring to fig. 1, a first bearing seat 6 is installed at a connection position of a wheel shaft 4 and a cylinder connection bracket 2, a second bearing seat 8 is installed at one end of the wheel shaft 4, self-aligning roller bearings 12 are installed inside the first bearing seat 6 and the second bearing seat 8, and the self-aligning roller bearings 12 improve rotation accuracy of the wheel shaft 4 during transmission.

Referring to fig. 1, the flange plates 7 are arranged on one sides of the wheel axle 4 and the first bearing seat 6, the flange plate 7 on the first bearing seat 6 is in flange connection with the cylinder connecting support 2, the flange plate 7 on the wheel axle 4 is connected with the output end of the driving speed reducer 1 through the clutch 5, and the flange plates 7 are convenient to mount and dismount, so that the overhaul and maintenance are more convenient.

Referring to fig. 1 and 2, a wheel frame 9 is disposed outside a driving wheel 11, the wheel frame 9 is in threaded connection with a first bearing seat 6 and a second bearing seat 8 through screws, two sides of the wheel frame 9 are both provided with a protection plate 10, and the protection plate 10 protects the driving wheel 11 to prevent direct impact from the outside on the driving wheel 11.

Referring to fig. 3, a cast steel tread 111 is welded on the outer wall of the driving wheel 11, a heat treatment layer 112 is disposed on the outer wall of the cast steel tread 111, and the surface heat treatment layer 112 on the surface of the cast steel tread 111 has a hardening depth of not less than 20mm, which can significantly improve the strength of the wheel surface and prolong the service life.

The working principle is as follows: the driving wheel 11 is installed on the wheel frame 9 through the self-aligning roller bearing 12, the first bearing seat 6 and the second bearing seat 8, the wheel shaft 4 and the first bearing seat 6 are provided with a flange 7, the cylinder connecting support 2 is installed outside the first bearing seat 6, the driving speed reducer 1 is installed outside the cylinder connecting support 2, an output shaft of the speed reducer is connected with a wheel flange through the clutch 5, when the traveling trolley automatically travels, the clutch 5 is closed, the trolley travels by directly driving the wheel through the motor, when the trolley moves in a traction mode, and when the clutch 5 is separated, the driving speed reducer 1 is prevented from being influenced, and the trolley can smoothly travel in a traction mode.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. A wheel driving mechanism capable of being clutched comprises a driving speed reducer (1), wherein a wheel shaft (4) is mounted on the output end of the driving speed reducer (1), and a driving wheel (11) is mounted on the outer wall of the wheel shaft (4);

the method is characterized in that: further comprising:

a cylinder connecting bracket (2) which is installed outside the output end of the driving speed reducer (1);

a clutch (5) mounted inside the cylinder connecting bracket (2).

2. A clutchable wheel drive mechanism as claimed in claim 1, wherein: the output end of the driving speed reducer (1) is in transmission connection with the wheel shaft (4) through the coupler (3).

3. A clutchable wheel drive mechanism as claimed in claim 1, wherein: a first bearing seat (6) is installed at the joint of the wheel shaft (4) and the cylinder connecting support (2), a second bearing seat (8) is installed at one end of the wheel shaft (4), and self-aligning roller bearings (12) are installed inside the first bearing seat (6) and the second bearing seat (8).

4. A clutchable wheel drive mechanism as claimed in claim 1, wherein: the automobile wheel is characterized in that flange plates (7) are arranged on one sides of the wheel shaft (4) and the first bearing seat (6), the flange plates (7) on the first bearing seat (6) are connected with the cylindrical connecting support (2) in a flange mode, and the flange plates (7) on the wheel shaft (4) are connected with the output end of the driving speed reducer (1) through the clutch (5).

5. A clutchable wheel drive mechanism as claimed in claim 1, wherein: the wheel frame (9) is arranged outside the driving wheel (11), the wheel frame (9) is in threaded connection with the first bearing seat (6) and the second bearing seat (8) through screws, and protection plates (10) are arranged on two sides of the wheel frame (9).

6. A clutchable wheel drive mechanism as claimed in claim 1, wherein: the outer wall of the driving wheel (11) is welded with a cast steel tread (111), and the outer wall of the cast steel tread (111) is provided with a heat treatment layer (112).